2021838345

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1953467}}^1$

素因数の和:1953501

約数の個数: 24

約数和(自身を含む): 3656892096

約数和(自身を除く): 1635053751

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 1953467, 5860401, 9767335, 17581203, 29302005, 44929741, 87906015, 134789223, 224648705, 404367669, 673946115, 2021838345]

約数ペア:

[(1, 2021838345), (3, 673946115), (5, 404367669), (9, 224648705), (15, 134789223), (23, 87906015), (45, 44929741), (69, 29302005), (115, 17581203), (207, 9767335), (345, 5860401), (1035, 1953467)]